Genus Echimorphotriporites
- Species total:
- 2
- Age range:
- 68.5 - 37.5 MA (obsolete dating)
- IRMNG:
- find
Name | From | To | Age range |
---|---|---|---|
Echimorphotriporites | Maastrichtian | Eocene |
|
Echimorphotriporites trianguliformis | Maastrichtian | Eocene |
|